Home / 32,615.10-45,000.72-20,674.08

Finding the Fourth Proportional to 32,615.10, 45,000.72 and 20,674.08

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Solution

The fourth proportional to 32,615.10, 45,000.72 and 20,674.08 is: 28,525.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,615.10 : 45,000.72 = 20,674.08 : x
  2. Step 2: Convert to fraction form
    32,615.10/45,000.72 = 20,674.08/x
  3. Step 3: Cross multiply
    32,615.10x = 45,000.72 × 20,674.08
  4. Step 4: Simplify right side
    32,615.10x = 930,348,485.34
  5. Step 5: Solve for x
    x = 930,348,485.34/32,615.10
  6. Step 6: Final answer
    x = 28,525.08

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.